沉默是上帝的语言；其他一切都是一种拙劣的翻译。

战争这种事，百年或许都用不上一次，但绝对不能有一天忘记它。

The truth is, the science of Nature has been already too long made only a work of the brain and the fancy: It is now high time that it should return to the plainness and soundness of observations on material and obvious things.

国家道德的基础必须建立在私人家庭中。